Home / 7,238.28-10,860.30-5,775.24

Finding the Fourth Proportional to 7,238.28, 10,860.30 and 5,775.24

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Solution

The fourth proportional to 7,238.28, 10,860.30 and 5,775.24 is: 8,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.28 : 10,860.30 = 5,775.24 : x
  2. Step 2: Convert to fraction form
    7,238.28/10,860.30 = 5,775.24/x
  3. Step 3: Cross multiply
    7,238.28x = 10,860.30 × 5,775.24
  4. Step 4: Simplify right side
    7,238.28x = 62,720,838.97
  5. Step 5: Solve for x
    x = 62,720,838.97/7,238.28
  6. Step 6: Final answer
    x = 8,665.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.